Home / 2,765,446.70-4,148,170.05-770,902.70

Finding the Fourth Proportional to 2,765,446.70, 4,148,170.05 and 770,902.70

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Solution

The fourth proportional to 2,765,446.70, 4,148,170.05 and 770,902.70 is: 1,156,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,446.70 : 4,148,170.05 = 770,902.70 : x
  2. Step 2: Convert to fraction form
    2,765,446.70/4,148,170.05 = 770,902.70/x
  3. Step 3: Cross multiply
    2,765,446.70x = 4,148,170.05 × 770,902.70
  4. Step 4: Simplify right side
    2,765,446.70x = 3,197,835,491,604.14
  5. Step 5: Solve for x
    x = 3,197,835,491,604.14/2,765,446.70
  6. Step 6: Final answer
    x = 1,156,354.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.